[INFO] cloning repository https://github.com/mludevid/Minprol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mludevid/Minprol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmludevid%2FMinprol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmludevid%2FMinprol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 272aa1c46c1566f05643da16053d8b40f985c169
[INFO] checking mludevid/Minprol against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmludevid%2FMinprol" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mludevid/Minprol
[INFO] finished tweaking git repo https://github.com/mludevid/Minprol
[INFO] tweaked toml for git repo https://github.com/mludevid/Minprol written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mludevid/Minprol on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mludevid/Minprol already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cfb68c7ec04f71d2a63a3d87f61825174f0cf720b0cd88944b9de4fa1c9949e
[INFO] running `Command { std: "docker" "start" "-a" "0cfb68c7ec04f71d2a63a3d87f61825174f0cf720b0cd88944b9de4fa1c9949e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cfb68c7ec04f71d2a63a3d87f61825174f0cf720b0cd88944b9de4fa1c9949e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfb68c7ec04f71d2a63a3d87f61825174f0cf720b0cd88944b9de4fa1c9949e", kill_on_drop: false }`
[INFO] [stdout] 0cfb68c7ec04f71d2a63a3d87f61825174f0cf720b0cd88944b9de4fa1c9949e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb0dfe974ea893c4ffcde168a2cbbcc305a56b87319381ed2b812656ac4cad60
[INFO] running `Command { std: "docker" "start" "-a" "bb0dfe974ea893c4ffcde168a2cbbcc305a56b87319381ed2b812656ac4cad60", kill_on_drop: false }`
[INFO] [stderr]     Checking minprol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/token/mod.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(tokens: &Vec<Token>) -> TokenCursor {
[INFO] [stdout]    |                        ^^^^^^^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(tokens: &Vec<Token>) -> TokenCursor<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/token/mod.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(tokens: &Vec<Token>) -> TokenCursor {
[INFO] [stdout]    |                        ^^^^^^^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(tokens: &Vec<Token>) -> TokenCursor<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "bb0dfe974ea893c4ffcde168a2cbbcc305a56b87319381ed2b812656ac4cad60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0dfe974ea893c4ffcde168a2cbbcc305a56b87319381ed2b812656ac4cad60", kill_on_drop: false }`
[INFO] [stdout] bb0dfe974ea893c4ffcde168a2cbbcc305a56b87319381ed2b812656ac4cad60